41
by Ayala, Germán; Jácome, Rosendo; Martínez, Aníbal; Villares, Mercy; Viteri D., Pablo; Hinojosa, Milton
Published in 2016
Repository
42
43
Published in 2004
Repository
44
Published in 2012
Repository
45
Published in 1999
Repository
46
47
48
by Viteri D., Pablo; Vásquez C., Wilson; León F., Juan; Viera, William; Poso M., Manuel; Hinojosa, Milton; Revelo, Jorge; Ochoa L., José
Published in 2009
Repository
49
50
51
by Revelo, Jorge; Viteri D., Pablo; Vásquez C., Wilson; Valverde, Franklin; León F., Juan; Gallegos, Patricio
Published in 2010
Repository
52